Base | Representation |
---|---|
bin | 1001000000101… |
… | …1000101100001 |
3 | 2122010010211011 |
4 | 2100023011201 |
5 | 34133403040 |
6 | 3430020521 |
7 | 636150004 |
oct | 220130541 |
9 | 78103734 |
10 | 37794145 |
11 | 1a374334 |
12 | 107a7741 |
13 | 7aa37cc |
14 | 503b53b |
15 | 34b83ea |
hex | 240b161 |
37794145 has 8 divisors (see below), whose sum is σ = 48020904. Its totient is φ = 28456704.
The previous prime is 37794143. The next prime is 37794149. The reversal of 37794145 is 54149773.
It can be written as a sum of positive squares in 4 ways, for example, as 254016 + 37540129 = 504^2 + 6127^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 37794145 - 21 = 37794143 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 37794098 and 37794107.
It is not an unprimeable number, because it can be changed into a prime (37794143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222234 + ... + 222403.
It is an arithmetic number, because the mean of its divisors is an integer number (6002613).
Almost surely, 237794145 is an apocalyptic number.
It is an amenable number.
37794145 is a deficient number, since it is larger than the sum of its proper divisors (10226759).
37794145 is a wasteful number, since it uses less digits than its factorization.
37794145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 444659.
The product of its digits is 105840, while the sum is 40.
The square root of 37794145 is about 6147.6942832252. The cubic root of 37794145 is about 335.5893538891.
The spelling of 37794145 in words is "thirty-seven million, seven hundred ninety-four thousand, one hundred forty-five".
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